How To Enter Service Mode; Method Of Cancellation From Service Mode; How To Adjustments; How To Write The Data - Sony KP-FS43M90 Service Manual

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5-1-2. How to Enter Service Mode

1. Turn on the main power switch to place this set in standby
mode. (LED will light in red.)
2. Press the buttons on the commander as follows, and enter
service mode.
5
(
ON SCREEN
)
(DIGIT 5)
(VOLUME +)
DISPLAY

5-1-3. Method of Cancellation from Service Mode

1. Set the standby mode (Press "
on the commander), then press "
ton again, hereupon it becomes TV mode.

5-1-4. How to Adjustments

1. Set in the service mode, the following screen will appear.
Category Name
Item Name
Item No.
Data
GE1 00
VPS 1C SERVICE 50
0 003Q
2.9M
00 00
Total Power On time
Suffix No.
(Hours)
Software
Version
2. Press "1" or "4" button on the commander to select the
adjustment item.
3. Press "3" or "6" button on the commander to change the
adjustment data.
4. Move "
" up or down to select the adjustment category.
When move "
" up (category up), service mode changes in
the order as shown below.
GE1
DCN
GE2
LDG
GE3
JGL
GE4
YOT
WHB
SYC
SAJ
SYN
* : When it moves from PJE to other categrys,
repeat 1 or 4 button and press it.
Enter the
"Service mode"
TV
(
)
STANDBY
(TV STANDBY)" button
(TV STANDBY)" but-
Mode
50 : PAL, SECAM
60 : NTSC
01B7
AP
MD4
2CM
TXT
MSP
MD5
LTI
MD6
WID
MD1
ND7
PJE*
OSD
MD2
3NR
OPM
MD3
3CM
OPB

5-1-5. How to Write the Data

1. Set in the service mode.
2. Press "1" or "4" button on the commander, select the ad-
justment item, and press "3" or "6" button to change the
data.
3. Press "
(MUTE)" button on the commander and it will
indicate "WRITE" on the screen.
4. Press "-" button on the commander to write into memory.
(The "WRITE" display will be changed to red color while
executing, and back to "SERVICE".)
Commander Function (Except PJE mode)
Button
Mode
+ -
WRITE
7 + -
READ
8 + -
NORMAL
5 + -
INITIAL
2 + -
COPY
+ - WRT5060
Note : Before changing to other modes, press "
"-" buttons on the commander to write the data.
(Omission of this operation causes the data to be returned
to the data before adjustment.)
: Confirm the adjustment mode before writing data for data
values because to vary in each adjustment mode.
: The adjustment item that there are no relations in the ad-
justment is not to change data values because all items are
written in each adjustment mode.

5-1-6. Memory Write Confirmation Method

1. After adjustment, pull put the plug from AC outlet, and then
plug into AC outlet again.
2. Turn the power switch ON and set in service mode.
3. Call the adjustment items again to confirm adjustments were
made.
– 21 –
KP-FS43M90/FS53M90
RM-998
Description
Writes data to NVM.
Reads data from NVM.
All user control goes to the standard.
Service data initialization. Not stored.
(Be sure not to use usually)
Copies and writes data of DRC1250
(50Hz) mode to all other modes.
Copies data of 50 Hz (PAL) mode to
60 Hz (NTSC) mode.
(MUTE)" +
RM-998

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